* Koen Kooi <k.kooi@xxxxxxxxxxxxxxxxxx> [081102 14:00]: > > Op 2 nov 2008, om 20:56 heeft Grazvydas Ignotas het volgende geschreven: > >>> PS: TS is still unusable with the 16x16 pixel resolution >> This is also the case for Pandora. The patch below fixes the problem, >> but as I have no other boards to test this on, I haven't sent it. >> See if it helps you. > > This fixes the problem on the EVM as well, thanks! Guys, please take this discussion to fbdev mailing list and cc linux-omap list. I'm not going to push any more omap fbdev patches, so please send the patches against mainline kernel to fbdev list. Regards, Tony > > regards, > > Koen > > >> >> >> >> From 91f3af26bbf751b846e6265d86387e81be7c1364 Mon Sep 17 00:00:00 2001 >> From: Grazvydas Ignotas <notasas@xxxxxxxxx> >> Date: Tue, 28 Oct 2008 22:01:42 +0200 >> Subject: [PATCH] OMAP3: fix McSPI transfers >> >> Currently on OMAP3 if both write and read is set up for a transfer, >> the first byte returned on read is corrupted. Work around this by >> disabling channel between reads and writes, instead of transfers. >> --- >> drivers/spi/omap2_mcspi.c | 7 ++++--- >> 1 files changed, 4 insertions(+), 3 deletions(-) >> >> diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c >> index 454a271..4890b6c 100644 >> --- a/drivers/spi/omap2_mcspi.c >> +++ b/drivers/spi/omap2_mcspi.c >> @@ -710,7 +710,6 @@ static void omap2_mcspi_work(struct work_struct >> *work) >> spi = m->spi; >> cs = spi->controller_state; >> >> - omap2_mcspi_set_enable(spi, 1); >> list_for_each_entry(t, &m->transfers, transfer_list) { >> if (t->tx_buf == NULL && t->rx_buf == NULL && t->len) { >> status = -EINVAL; >> @@ -741,6 +740,8 @@ static void omap2_mcspi_work(struct work_struct >> *work) >> if (t->len) { >> unsigned count; >> >> + omap2_mcspi_set_enable(spi, 1); >> + >> /* RX_ONLY mode needs dummy data in TX reg */ >> if (t->tx_buf == NULL) >> __raw_writel(0, cs->base >> @@ -752,6 +753,8 @@ static void omap2_mcspi_work(struct work_struct >> *work) >> count = omap2_mcspi_txrx_pio(spi, t); >> m->actual_length += count; >> >> + omap2_mcspi_set_enable(spi, 0); >> + >> if (count != t->len) { >> status = -EIO; >> break; >> @@ -777,8 +780,6 @@ static void omap2_mcspi_work(struct work_struct >> *work) >> if (cs_active) >> omap2_mcspi_force_cs(spi, 0); >> >> - omap2_mcspi_set_enable(spi, 0); >> - >> m->status = status; >> m->complete(m->context); >> >> -- >> 1.5.4.3 >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-omap" >> in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> > -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html